1. Sichuan Cancer Hospital Institute/Sichuan Cancer Center/School of Medicine, University of Electronic Science & Technology of China, Chengdu 610041, PR China
2. Zhongnan Hospital of Wuhan University, Wuhan 430071, PR China
3. Shanxi Medical University Affiliated Tumor Hospital, Shanxi Cancer Hospital, Taiyuan 030013, PR China
4. Shandong Cancer Hospital Affiliated to Shandong University, Jinan 250117, PR China
5. The First Affiliated Hospital of Xi'an Jiaotong University, Xi'an 710061, PR China
6. Xiangya Hospital Central South University, Changsha 410008, PR China
7. Fudan University Shanghai Cancer Center, Shanghai 200032, PR China
8. General Hospital of Ningxia Medical University, Yinchuan 750004, PR China
9. The First Affiliated Hospital of Zhengzhou University, Zhengzhou 450052, PR China
10. Liaoning Cancer Hospital, Cancer Hospital of China Medical University, Shenyang 110042, PR China
11. Fourth Hospital of Hebei Medical University, Shijiazhuang 050010, PR China
12. The Affiliated Tumor Hospital of Xinjiang Medical University, Urumqi 830054, PR China
13. Capital Medical University Affiliated Beijing Shijitan Hospital, Beijing 100038, PR China